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How is a metal thermos made?
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Physics behind Thermos flask - eigenplus
1. The thermos bottle in the figure below has two insulators-the glass layers and the vacuum. The is the better thermal insulator. 2. A material that conducts thermal energy well is
32. The design features of the Thermos flask - GCSEPhysicsNinja.com
How Does a Thermos Work? | Wonderopolis
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